When configuring domain SSL certificates, email authentication (SPF/DKIM/DMARC), or migrating server IP addresses, verifying that public Domain Name System (DNS) records have propagated globally is a core network administration task.

Command Reference: Querying Specific DNS Record Types

dig & nslookup Terminal Commandsbash
# Query IPv4 A record for domain
dig +short lynxbee.com A
 
# Query ALL DNS records (A, AAAA, MX, TXT, NS) with trace details
dig lynxbee.com ANY
 
# Query Mail Exchange (MX) email servers
dig lynxbee.com MX +noall +answer
 
# Query TXT records (SPF / DKIM security keys)
dig lynxbee.com TXT +short
 
# Query specific public DNS resolver (e.g. Cloudflare 1.1.1.1 or Google 8.8.8.8)
dig @1.1.1.1 lynxbee.com A